Magnetic Circuits – Flux, MMF, reluctance,  electromagnetic induction, Faraday’s laws, Lenz’s law, statically and dynamically induced emfs, self and mutual induction, co-efficient of coupling.

Network theorems – Thevenin, reciprocity, superposition, reciprocity, Maximum power transfer theorems

AC Principles – Principle of generation of alternating current –waveforms-frequency, Amplitude, Cycle, period, average and rms values, form factor, Peak factor, power, power factor,

Generation of 3 phase ac voltage, star and delta connections, voltage & current relationship in star and delta.

Transducers – different types, working and applications

Secondary cells and batteries

Earthing – Meaning of earthing, its necessity and importance. Types of earthing. Materials used and their specifications. Points need to be earthed.

DC Motors – Construction and working principle of DC motor, types, torque, characteristic, speed control, starting devices

Alternators – Construction and working principle, armature winding, EMF equation, Armature reaction, voltage regulation, excitation systems, parallel operations, hunting cooling.

Transformers – Working principle, EMF equation, Operation on No load and on load, regulation and efficiency, three phase transformer, cooling, Autotransformer, parallel operation.

Induction Motors – Working principle, types, torque-slip curves, power output, starting, necessity and types, speed control, induction generators

Synchronous Motors – working principle, characteristics, hunting, starting methods, application.